Home » Car Catalytic Converter: Role in Diesel & Petrol Car catalytic converter role and function is fundamental to modern vehicles. Whether in diesel or petrol engines, the catalytic converter reduces toxic gases and helps meet emission standards. The Role of Catalytic Converters Key functions include: Reducing pollution: converts CO into CO₂. Neutralizing toxins: reduces … Continue reading Car Catalytic Converter: Role in Diesel & Petrol